Question

2-3 va rog ajutați-mă
Ca nu stiu!

Answer 1

2. 1024+256+32+11=1323
    1323:2=661:2=330:2=165:2=82:2=41:2=20:2=10:2=5:2=2:2=1:2=0
     12        6         2         16        8       4       2       10     4     2     0
     =12     = 6       13       ==5     =2      =1    =        =0    1     0     1                    
       12        6        12          4        2       0    0                                                        
       ==3      =1      =10        1       2        1                                               
           2        0        10                  0                                                          
           1        1        =0                                                                              
10100101011 ----> 11 cifre

3. 25=5^2
    35=5^2+3^2+1^2
    111=7^2+7^2+3^2+2^2